防爆限位开关

产品描述

Ex zone 1 and 21
Thermoplastic enclosure with metal cover
Mounting dimensions and switching points to EN 50041
With pre-wired cable
Actuator heads can be repositioned in 4 x 90° steps
Angle of offset roller lever can be adjusted in 10° steps
Special version only for dust Ex zone 22 available
N.B.: Please state required approvals for Russia, China and Brazil with your order!

Standards	EN 60947-5-1; EN 1088; EN 60079-0, EN 60079-1, EN 60079-31
Enclosure	glass-fibre reinforced, shock-proof thermoplastic, self-extinguishing
Cover	steel enamelled
Switch insert	Ex 13
Degree of protection	IP 65 to IEC/EN 60529
Contact material	silver
Switching system	slow action, positive break NC contact
Switching elements	change-over contact with double break Zb, galvanically separated contact bridges
Connection	cable H05VV-F, 4 x 0.75 mm²
Cable length	2 or 5 m
U_imp	4 kV
U_i	250 V
I_the	T6: 6 A, T5: 3 A
I_e/U_e	6 A/250 VAC; 0.25 A/230 VDC
Utilisation category	AC-15, DC-13
Max. fuse rating	6 A gL/gG D-fuse
Ambient temperature	T6: –20 °C … +65 ºC; T5: –20 °C … +95 ºC
Mechanical life	> 1 million operations
Switching frequency	1800/h
Repeat accuracy	±0.1 mm
Contact gap	max. 2 x 4.5 mm
Ex marking	II 2G Ex d IIC T6/T5 Gb, II 2D Ex tb IIIC T80°C/T95°C Db IP65 IECEx Ex d IIC T6/T5 Gb, Ex tb IIIC T80°C/T95°C Db IP65
Approvals	PTB 03 ATEX 1068 X, IECEx PTB 06.0053 X *referring to the switch insert